@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> . <https://stad.gent/id/blank_node/ef570617-61f6-475c-a315-cdd8a352b46b> rdfs:isDefinedBy <https://stad.gent/data/blank_node/ef570617-61f6-475c-a315-cdd8a352b46b> .